Ground light base



FIG. 1 is a front view of a ground light base showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a right view of thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a side view thereof, rotated forty-five degrees from the sideshown in FIG. 3 ; and,

FIG. 8 is another perspective view thereof.

CLAIM The ornamental design for a ground light base, as shown anddescribed.